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Ruby on Rails

I've been spending some time checking out the Java Persistence API (JPA) version 1.0 over the past couple of weeks. While the prospect of being able to pick and choose the underlying ORM is enticing, there are several grey areas still not covered by JPA. In fact, some of them can be a very dark grey indeed.

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Ruby

Ruby Tutorial

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Native Ruby PDF Document Creation

PDF::Writer is designed to provide a pure Ruby way to dynamically create PDF documents. Obviously, this will not be as fast as one that uses a compiled extension, but it is surprisingly fast. This manual is, in some ways, a worst case scenario because of the number of examples that must be displayed.

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A Many-to-Many tutorial for Rails

This brief tutorial is a start-to-finish example of the Model, View, and Controller required for a many-to-many relationship. This is a follow-along tutorial for a finance application so go ahead and create your rails app, configure your database.yml, and start your server.

This tutorial shows how to develop sockets-based networking applications using the Ruby language. The author presents some Ruby basics and walks through the most important classes for sockets programming, followed by working chat application that illustrates these fundamentals